CN103450570B - Irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material and preparation method thereof - Google Patents
Irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material and preparation method thereof Download PDFInfo
- Publication number
- CN103450570B CN103450570B CN201310416262.1A CN201310416262A CN103450570B CN 103450570 B CN103450570 B CN 103450570B CN 201310416262 A CN201310416262 A CN 201310416262A CN 103450570 B CN103450570 B CN 103450570B
- Authority
- CN
- China
- Prior art keywords
- weight
- rubber
- halogen
- epr
- smoke
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The present invention relates to a kind of irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material and preparation method thereof.Be characterized in that described irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material is with raw materials such as base rubber A, base rubber B, aluminium hydroxide, magnesium hydroxide, 3.5 hydrate zinc borates, talcum powder, Zinic stearas, oxidation inhibitor and linking agents, after mixing with open mixing roll, then extrude with five temperature section single screw extrusion machines and form.This irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material, when meeting with fire condition burning, not only can not produce the gases such as a large amount of smog and poisonous, mordant hydrogen halide, being conducive to personnel escape, can avoiding causing fire " secondary harm ".Also have flexibility good, extrude and add good fluidity in man-hour, electrically and the characteristic such as mechanical and physical performance is good, temperature resistant grade high (can under 125 DEG C of environment life-time service).Can be used as the raw material of the wire cable insulating layer with softness and travelling performance.
Description
Technical field
The present invention relates to a kind of plastic pellet and preparation method thereof.Specifically, raw material-----the irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material of the wire cable insulating layer with softness and travelling performance is used to make.
Background technology
All know at electric wire production industry, ethylene-propylene rubber(EPR) is extensively used as the Insulating Materials of electric wire because it has good insulation characterisitic, good lower temperature resistance and snappiness, preferably mechanical property, is particularly used widely in ships, the soft and mobile electric wire such as mining.At present, the elastic body insulated material of electric wire ethylene-propylene rubber(EPR) of domestic use is mostly without flame-retarding characteristic, and small part is that Halogen is fire-retardant.There is disaster hidden-trouble in the elastic body insulated material of non-flame resistant ethylene-propylene rubber(EPR), the elastic insulated material of Halogen inflaming retarding ethylene propylene rubber is when event of fire situation is burnt, the gases such as a large amount of smog and poisonous, mordant hydrogen halide can be produced, be unfavorable for personnel escape, fire " secondary harm " can be caused.
Summary of the invention
The problem that the present invention will solve is to provide a kind of irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material.This irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material, when meeting with fire condition burning, not only can not produce the gases such as a large amount of smog and poisonous, mordant hydrogen halide, being conducive to personnel escape, can avoiding causing fire " secondary harm ".Also have flexibility good, extrude and add good fluidity in man-hour, electrically and the characteristic such as mechanical and physical performance is good, temperature resistant grade high (can under 125 DEG C of environment life-time service).
Another problem that the present invention will solve is to provide a kind of method preparing irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material.
For solving the problem, take following technical scheme:
Irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material feature of the present invention is the raw material comprising following parts by weight:
Base rubber A65 ~ 75 weight part;
Base rubber B25 ~ 35 weight part;
Aluminium hydroxide 65 ~ 85 weight part;
Magnesium hydroxide 60 ~ 80 weight part;
3.5 hydrate zinc borate 12 ~ 20 weight parts;
Talcum powder 10 ~ 20 weight part;
Zinic stearas 5 ~ 8 weight part;
Oxidation inhibitor 1 ~ 1.6 weight part;
Linking agent 0.9 ~ 1.5 weight part.
Wherein:
Described base rubber A is terpolymer EP rubber, and wherein, the content of ethene is 53 ~ 65 % by weight, and the content of 5-ethylidene-2-norbornene is 6 ~ 12 % by weight;
Described base rubber B is terpolymer EP rubber, and wherein, the content of ethene is 65 ~ 70%, and the content of 5-ethylidene-2-norbornene is 0.5 % by weight;
Described oxidation inhibitor is with four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and Tyox B, and according to four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester: the part by weight of Tyox B=1:2 mixes;
Described linking agent adopts cyanacrylate and dicumyl peroxide, and according to cyanacrylate: the part by weight of dicumyl peroxide=20:1 mixes.
The method preparing described irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material comprises the following steps successively:
First base rubber A, base rubber B, aluminium hydroxide, magnesium hydroxide, 3.5 hydrate zinc borates, talcum powder, Zinic stearas, oxidation inhibitor being dropped into temperature together with linking agent is in the closed mixing machine of 120 ~ 130 DEG C, mixing 10 ~ 12 minutes, obtains bulk material;
Then, it is on the opening rubber mixing machine of 80 ~ 100 DEG C that described bulk material is dropped into temperature, is rolled into the sheet material that 2 ~ 3mm is thick;
Afterwards, with dull and stereotyped dicing machine by described sheet material square-cut particle;
Afterwards, described side's particle is sent in five temperature section single screw extrusion machines, extrudes into particulate state, obtain irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material; Wherein, the temperature of 5 temperature sections of described five temperature section single screw extrusion machines is respectively: 100 degrees Celsius, 125 degrees Celsius, 135 degrees Celsius, 140 degrees Celsius, 135 degrees Celsius.
Adopt such scheme, tool has the following advantages:
As can be seen from the above scheme, due to not halogen-containing flame retardant in raw material of the present invention, have employed the halogen-free flame-retardant system that aluminium hydroxide, magnesium hydroxide, 3.5 hydrate zinc borates, talcum powder are collaborative, there is the flame-retarding characteristic of good flame resistance, low smoke and zero halogen.
Content terpolymer EP rubber again owing to have employed two kinds of differing ethylene contents and 5-ethylidene-2-norbornene in raw material of the present invention coordinates, and solves high to fill the elastomeric flame retardant resistance of inflaming retarding ethylene propylene rubber, flexibility, contradiction between thermotolerance and processing fluidity.
Because the linking agent used in raw material of the present invention adopts cyanacrylate and dicumyl peroxide, and according to cyanacrylate: the part by weight of dicumyl peroxide=20:1 mixes.Two kinds of linking agents are utilized to carry out coordinated, the adding of micro-dicumyl peroxide wherein can make cross-linking set of the present invention evenly, degree of crosslinking is more easy to control, cross-linking density is higher, thus improves mechanical and physical performance and the resistance toheat (temperature resistant grade raising) of product.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail:
Embodiment one
First choose the linking agent of the base rubber A of 65 weight parts, the base rubber B of 35 weight parts, the aluminium hydroxide of 65 weight parts, the magnesium hydroxide of 80 weight parts, 3.5 hydrate zinc borates of 12 weight parts, the talcum powder of 10 weight parts, the stearic acid of 5 weight parts, the oxidation inhibitor of 1 weight part and 0.9 weight part.
Then, it is in the closed mixing machine of 120 DEG C that base rubber A, base rubber B, aluminium hydroxide, magnesium hydroxide, 3.5 hydrate zinc borates, talcum powder, Zinic stearas, oxidation inhibitor are dropped into temperature together with linking agent, mixing 10 minutes, obtains bulk material.
Afterwards, it is on the opening rubber mixing machine of 80 DEG C that described bulk material is dropped into temperature, and being rolled into thickness is the sheet material that 2mm is thick.
Afterwards, with dull and stereotyped dicing machine by described sheet material square-cut particle.
Finally, described side's particle is sent in five temperature section single screw extrusion machines, extrudes into particulate state, obtain irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material.Wherein, the temperature of 5 temperature sections of described five temperature section single screw extrusion machines is respectively: 100 degrees Celsius, 125 degrees Celsius, 135 degrees Celsius, 140 degrees Celsius, 135 degrees Celsius.
In the present embodiment:
Described base rubber A is terpolymer EP rubber, and wherein, the content of ethene is 53 ~ 65 % by weight, and the content of 5-ethylidene-2-norbornene is 6 ~ 12 % by weight.
Described base rubber B is terpolymer EP rubber, and wherein, the content of ethene is 65 ~ 70%, and the content of 5-ethylidene-2-norbornene is 0.5 % by weight.
Described oxidation inhibitor is with four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and Tyox B, and according to four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester: the part by weight of Tyox B=1:2 mixes.
Described linking agent adopts cyanacrylate and dicumyl peroxide, and according to cyanacrylate: the part by weight of dicumyl peroxide=20:1 mixes.
Embodiment two
First choose the linking agent of the base rubber A of 70 weight parts, the base rubber B of 30 weight parts, the aluminium hydroxide of 75 weight parts, the magnesium hydroxide of 70 weight parts, 3.5 hydrate zinc borates of 16 weight parts, the talcum powder of 15 weight parts, the stearic acid of 7 weight parts, the oxidation inhibitor of 1.2 weight parts and 1.2 weight parts.
Then, it is in the closed mixing machine of 125 DEG C that base rubber A, base rubber B, aluminium hydroxide, magnesium hydroxide, 3.5 hydrate zinc borates, talcum powder, Zinic stearas, oxidation inhibitor are dropped into temperature together with linking agent, mixing 11 minutes, obtains bulk material.
Afterwards, it is on the opening rubber mixing machine of 90 DEG C that described bulk material is dropped into temperature, and being rolled into thickness is the sheet material that 2.5mm is thick.
Afterwards, with dull and stereotyped dicing machine by described sheet material square-cut particle.
Finally, described side's particle is sent in five temperature section single screw extrusion machines, extrudes into particulate state, obtain irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material.Wherein, the temperature of 5 temperature sections of described five temperature section single screw extrusion machines is respectively: 100 degrees Celsius, 125 degrees Celsius, 135 degrees Celsius, 140 degrees Celsius, 135 degrees Celsius.
In the present embodiment:
Described base rubber A is terpolymer EP rubber, and wherein, the content of ethene is 53 ~ 65 % by weight, and the content of 5-ethylidene-2-norbornene is 6 ~ 12 % by weight.
Described base rubber B is terpolymer EP rubber, and wherein, the content of ethene is 65 ~ 70%, and the content of 5-ethylidene-2-norbornene is 0.5 % by weight.
Described oxidation inhibitor is with four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and Tyox B, and according to four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester: the part by weight of Tyox B=1:2 mixes.
Described linking agent adopts cyanacrylate and dicumyl peroxide, and according to cyanacrylate: the part by weight of dicumyl peroxide=20:1 mixes.
Embodiment three
First choose the linking agent of the base rubber A of 75 weight parts, the base rubber B of 25 weight parts, the aluminium hydroxide of 85 weight parts, the magnesium hydroxide of 60 weight parts, 3.5 hydrate zinc borates of 20 weight parts, the talcum powder of 20 weight parts, the stearic acid of 8 weight parts, the oxidation inhibitor of 1.6 weight parts and 1.5 weight parts.
Then, it is in the closed mixing machine of 130 DEG C that base rubber A, base rubber B, aluminium hydroxide, magnesium hydroxide, 3.5 hydrate zinc borates, talcum powder, Zinic stearas, oxidation inhibitor are dropped into temperature together with linking agent, mixing 12 minutes, obtains bulk material.
Afterwards, it is on the opening rubber mixing machine of 100 DEG C that described bulk material is dropped into temperature, and being rolled into thickness is the sheet material that 3mm is thick.
Afterwards, with dull and stereotyped dicing machine by described sheet material square-cut particle.
Finally, described side's particle is sent in five temperature section single screw extrusion machines, extrudes into particulate state, obtain irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material.Wherein, the temperature of 5 temperature sections of described five temperature section single screw extrusion machines is respectively: 100 degrees Celsius, 125 degrees Celsius, 135 degrees Celsius, 140 degrees Celsius, 135 degrees Celsius.
In the present embodiment:
Described base rubber A is terpolymer EP rubber, and wherein, the content of ethene is 53 ~ 65 % by weight, and the content of 5-ethylidene-2-norbornene is 6 ~ 12 % by weight.
Described base rubber B is terpolymer EP rubber, and wherein, the content of ethene is 65 ~ 70%, and the content of 5-ethylidene-2-norbornene is 0.5 % by weight.
Described oxidation inhibitor is with four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and Tyox B, and according to four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester: the part by weight of Tyox B=1:2 mixes.
Described linking agent adopts cyanacrylate and dicumyl peroxide, and according to cyanacrylate: the part by weight of dicumyl peroxide=20:1 mixes.
Claims (3)
1. irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material, is characterized in that the raw material comprising following parts by weight:
Base rubber A65 ~ 75 weight part;
Base rubber B25 ~ 35 weight part;
Aluminium hydroxide 65 ~ 85 weight part;
Magnesium hydroxide 60 ~ 80 weight part;
3.5 hydrate zinc borate 12 ~ 20 weight parts;
Talcum powder 10 ~ 20 weight part;
Zinic stearas 5 ~ 8 weight part;
Oxidation inhibitor 1 ~ 1.6 weight part;
Linking agent 0.9 ~ 1.5 weight part;
Described base rubber A is terpolymer EP rubber, and wherein, the content of ethene is 53 ~ 65 % by weight, and the content of 5-ethylidene-2-norbornene is 6 ~ 12 % by weight; Described base rubber B is terpolymer EP rubber, and wherein, the content of ethene is 65 ~ 70%, and the content of 5-ethylidene-2-norbornene is 0.5 % by weight;
Described linking agent adopts cyanacrylate and dicumyl peroxide, and according to cyanacrylate: the part by weight of dicumyl peroxide=20:1 mixes.
2. irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material as claimed in claim 1, it is characterized in that described oxidation inhibitor is with four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and Tyox B, and according to four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester: the part by weight of Tyox B=1:2 mixes.
3. prepare the method for irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material described in claim 1, it is characterized in that comprising the following steps successively:
First base rubber A, base rubber B, aluminium hydroxide, magnesium hydroxide, 3.5 hydrate zinc borates, talcum powder, Zinic stearas, oxidation inhibitor being dropped into temperature together with linking agent is in the closed mixing machine of 120 ~ 130 DEG C, mixing 10 ~ 12 minutes, obtains bulk material;
Then, it is on the opening rubber mixing machine of 80 ~ 100 DEG C that described bulk material is dropped into temperature, is rolled into the sheet material that 2 ~ 3mm is thick;
Afterwards, with dull and stereotyped dicing machine by described sheet material square-cut particle;
Afterwards, described side's particle is sent in five temperature section single screw extrusion machines, extrudes into particulate state, obtain irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material; Wherein, the temperature of 5 temperature sections of described five temperature section single screw extrusion machines is respectively: 100 degrees Celsius, 125 degrees Celsius, 135 degrees Celsius, 140 degrees Celsius, 135 degrees Celsius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310416262.1A CN103450570B (en) | 2013-09-13 | 2013-09-13 | Irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310416262.1A CN103450570B (en) | 2013-09-13 | 2013-09-13 | Irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103450570A CN103450570A (en) | 2013-12-18 |
| CN103450570B true CN103450570B (en) | 2015-12-23 |
Family
ID=49733434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310416262.1A Active CN103450570B (en) | 2013-09-13 | 2013-09-13 | Irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103450570B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106554574A (en) * | 2016-11-14 | 2017-04-05 | 安徽新亚特电缆集团有限公司 | A kind of halogen-free flameproof cross-linking radiation CABLE MATERIALS and preparation method thereof |
| CN110791026A (en) * | 2019-11-19 | 2020-02-14 | 安徽中青欣意铝合金电缆有限公司 | Halogen-free flame-retardant low-density cable material for aluminum alloy cable |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102030949B (en) * | 2009-09-24 | 2012-09-12 | 上海骆氏减震件有限公司 | High-temperature resistant ethylene-propylene-diene monomer (EPDM) formula for lug of exhaust system and preparation method thereof |
| CN101921435B (en) * | 2010-09-19 | 2012-02-22 | 无锡宝通带业股份有限公司 | Preparation method of high-heat-resistant covering adhesive for conveying materials |
| CN102153816A (en) * | 2011-05-05 | 2011-08-17 | 无锡二橡胶股份有限公司 | Ethyl-ene propylene diene methylene rubber formula used for high pulse cooling water pipe assembly |
| CN102408636A (en) * | 2011-11-15 | 2012-04-11 | 中天科技装备电缆有限公司 | Degaussing cable insulating material and preparation method thereof |
| CN103172918B (en) * | 2011-12-22 | 2016-12-07 | 上海杰事杰新材料(集团)股份有限公司 | A kind of fireproofing cable material without halide and preparation method thereof |
| CN102746587B (en) * | 2012-06-20 | 2014-01-29 | 江苏远洋东泽电缆股份有限公司 | Insulation rubber for longitudinal water-tight demagnetization cable used for ship, and manufacture method for insulation rubber |
| CN102993625B (en) * | 2012-11-19 | 2014-07-16 | 开滦能源化工股份有限公司 | Halogen-free flame-retardant formaldehyde composite material with high CTI (comparative tracking index) and preparation method thereof |
| CN103073800A (en) * | 2013-01-25 | 2013-05-01 | 天津市普立泰高分子科技有限公司 | Low-smoke, halogen-free and flame-retardant irradiation crosslinking ethylene-propylene elastomer insulation material and preparation method thereof |
-
2013
- 2013-09-13 CN CN201310416262.1A patent/CN103450570B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103450570A (en) | 2013-12-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104893088B (en) | Ultraviolet light crosslinking low-smoke zero-halogen flame-retardant cable material and preparation method thereof | |
| CN103642114B (en) | 150 DEG C of high strength high electrically oil resistant irradiation crosslinking halogen-free flame-proof environmental protection cable material of polyolefin and production methods thereof | |
| CN100556947C (en) | A kind of low-smoke bittern-free highly fire-proof elastic polyolefin electric cable material | |
| CN104650449A (en) | Halogen-free and antimony-free flame-retardant cable material with resistant temperature of 125 DEG C and production method of cables | |
| CN104893078B (en) | Halogen-free fire resistance resin composite and the insulated electric conductor and cable for using it | |
| CN103897246B (en) | A kind of cracking resistance low-smoke zero-halogen flame-retarding optical cable sheath material | |
| CN103435955A (en) | Halogen-free flame retardant thermoplastic elastomer composite material and preparation method thereof | |
| CN103172918A (en) | Low-smoke halogen-free flame-retardant cable material and preparation method thereof | |
| CN104341666A (en) | Halogen-free flame retardant cable material | |
| CN105801992B (en) | A kind of fire-resisting cable low smoke and zero halogen heat-insulating, fire-preventing CABLE MATERIALS and its preparation method and application | |
| CN103351519A (en) | Low-smoke, halogen-free and flame-retardant cable material and preparation method thereof | |
| CN104341671A (en) | Crosslinkable halogen-free resin composition, crosslinked molded article, insulated wire and cable | |
| CN108164781B (en) | Halogen-free low-smoke flame-retardant polyethylene cable material for cloth wires and preparation method thereof | |
| CN105131416A (en) | Low-smoke zero-halogen ceramic fireproof cable material and preparation method thereof | |
| CN103980658A (en) | High temperature resistant fireproof insulation reinforced power cable and manufacturing method | |
| CN103450570B (en) | Irradiated crosslinking low-smoke and halogen-free flame retardant ethylene-propylene rubber(EPR) elastomerics material and preparation method thereof | |
| CN101735635A (en) | Low-smoke halogen-free flame retardant polyolefin cable material | |
| CN102731894B (en) | High temperature resistant anti-cracking high-flame retarding irradiation crosslinking low smoke zero halogen cable material and preparation method | |
| CN103865166A (en) | Low-smoke halogen-free ceramic polyolefin cable material and preparation method thereof | |
| CN103450552A (en) | Irradiation crosslinked LSOH (low smoke halogen-free) high-flame-retardant polyolefin cable material and preparation method thereof | |
| CN103435900A (en) | Halogen-free flame-retardant polyolefin cable material with softness and low-smoke performances and preparation method thereof | |
| KR102286151B1 (en) | Halogen free flame-retardant polyolefin-based insulation resin composition, insulation cable amd manufactuting method for the same | |
| CN103396640B (en) | A kind of super soft halogen-free flame-retardant thermoplastic elastomer and preparation method thereof | |
| CN207718911U (en) | A kind of ceramic polyolefin fire resistant flame retardant cable | |
| CN102321291A (en) | A kind of non-halogen flame-proof cross-linking Vilaterm and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.39, Yanqiao Road, Yanqiao supporting area, Huishan Economic Development Zone, Wuxi City, Jiangsu Province, 214000 Patentee after: Wuxi Jieke New Material Co.,Ltd. Address before: 214174 No. 39, Yanqiao Road, Yanqiao supporting area, Huishan Economic Development Zone, Huishan District, Wuxi City, Jiangsu Province Patentee before: WUXI JAKE PLASTIC Co.,Ltd. |